2 * Copyright (c) 2000-2002 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include "xfs_format.h"
21 #include "xfs_shared.h"
23 #include "xfs_trans.h"
26 #include "xfs_alloc.h"
27 #include "xfs_quota.h"
28 #include "xfs_mount.h"
29 #include "xfs_bmap_btree.h"
30 #include "xfs_inode.h"
31 #include "xfs_itable.h"
33 #include "xfs_rtalloc.h"
34 #include "xfs_error.h"
36 #include "xfs_buf_item.h"
37 #include "xfs_trans_priv.h"
40 STATIC void xfs_trans_alloc_dqinfo(xfs_trans_t *);
43 * Add the locked dquot to the transaction.
44 * The dquot must be locked, and it cannot be associated with any
52 ASSERT(dqp->q_transp != tp);
53 ASSERT(XFS_DQ_IS_LOCKED(dqp));
54 ASSERT(dqp->q_logitem.qli_dquot == dqp);
57 * Get a log_item_desc to point at the new item.
59 xfs_trans_add_item(tp, &dqp->q_logitem.qli_item);
62 * Initialize d_transp so we can later determine if this dquot is
63 * associated with this transaction.
70 * This is called to mark the dquot as needing
71 * to be logged when the transaction is committed. The dquot must
72 * already be associated with the given transaction.
73 * Note that it marks the entire transaction as dirty. In the ordinary
74 * case, this gets called via xfs_trans_commit, after the transaction
75 * is already dirty. However, there's nothing stop this from getting
76 * called directly, as done by xfs_qm_scall_setqlim. Hence, the TRANS_DIRTY
84 ASSERT(dqp->q_transp == tp);
85 ASSERT(XFS_DQ_IS_LOCKED(dqp));
87 tp->t_flags |= XFS_TRANS_DIRTY;
88 dqp->q_logitem.qli_item.li_desc->lid_flags |= XFS_LID_DIRTY;
92 * Carry forward whatever is left of the quota blk reservation to
93 * the spanky new transaction
100 xfs_dqtrx_t *oq, *nq;
102 xfs_dqtrx_t *oqa, *nqa;
107 xfs_trans_alloc_dqinfo(ntp);
110 * Because the quota blk reservation is carried forward,
111 * it is also necessary to carry forward the DQ_DIRTY flag.
113 if(otp->t_flags & XFS_TRANS_DQ_DIRTY)
114 ntp->t_flags |= XFS_TRANS_DQ_DIRTY;
116 for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
117 oqa = otp->t_dqinfo->dqs[j];
118 nqa = ntp->t_dqinfo->dqs[j];
119 for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
120 if (oqa[i].qt_dquot == NULL)
125 nq->qt_dquot = oq->qt_dquot;
126 nq->qt_bcount_delta = nq->qt_icount_delta = 0;
127 nq->qt_rtbcount_delta = 0;
130 * Transfer whatever is left of the reservations.
132 nq->qt_blk_res = oq->qt_blk_res - oq->qt_blk_res_used;
133 oq->qt_blk_res = oq->qt_blk_res_used;
135 nq->qt_rtblk_res = oq->qt_rtblk_res -
136 oq->qt_rtblk_res_used;
137 oq->qt_rtblk_res = oq->qt_rtblk_res_used;
139 nq->qt_ino_res = oq->qt_ino_res - oq->qt_ino_res_used;
140 oq->qt_ino_res = oq->qt_ino_res_used;
147 * Wrap around mod_dquot to account for both user and group quotas.
150 xfs_trans_mod_dquot_byino(
156 xfs_mount_t *mp = tp->t_mountp;
158 if (!XFS_IS_QUOTA_RUNNING(mp) ||
159 !XFS_IS_QUOTA_ON(mp) ||
160 xfs_is_quota_inode(&mp->m_sb, ip->i_ino))
163 if (tp->t_dqinfo == NULL)
164 xfs_trans_alloc_dqinfo(tp);
166 if (XFS_IS_UQUOTA_ON(mp) && ip->i_udquot)
167 (void) xfs_trans_mod_dquot(tp, ip->i_udquot, field, delta);
168 if (XFS_IS_GQUOTA_ON(mp) && ip->i_gdquot)
169 (void) xfs_trans_mod_dquot(tp, ip->i_gdquot, field, delta);
170 if (XFS_IS_PQUOTA_ON(mp) && ip->i_pdquot)
171 (void) xfs_trans_mod_dquot(tp, ip->i_pdquot, field, delta);
174 STATIC struct xfs_dqtrx *
176 struct xfs_trans *tp,
177 struct xfs_dquot *dqp)
180 struct xfs_dqtrx *qa;
182 if (XFS_QM_ISUDQ(dqp))
183 qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_USR];
184 else if (XFS_QM_ISGDQ(dqp))
185 qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_GRP];
186 else if (XFS_QM_ISPDQ(dqp))
187 qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_PRJ];
191 for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
192 if (qa[i].qt_dquot == NULL ||
193 qa[i].qt_dquot == dqp)
201 * Make the changes in the transaction structure.
202 * The moral equivalent to xfs_trans_mod_sb().
203 * We don't touch any fields in the dquot, so we don't care
204 * if it's locked or not (most of the time it won't be).
216 ASSERT(XFS_IS_QUOTA_RUNNING(tp->t_mountp));
219 if (tp->t_dqinfo == NULL)
220 xfs_trans_alloc_dqinfo(tp);
222 * Find either the first free slot or the slot that belongs
225 qtrx = xfs_trans_get_dqtrx(tp, dqp);
227 if (qtrx->qt_dquot == NULL)
228 qtrx->qt_dquot = dqp;
233 * regular disk blk reservation
235 case XFS_TRANS_DQ_RES_BLKS:
236 qtrx->qt_blk_res += (ulong)delta;
242 case XFS_TRANS_DQ_RES_INOS:
243 qtrx->qt_ino_res += (ulong)delta;
249 case XFS_TRANS_DQ_BCOUNT:
250 if (qtrx->qt_blk_res && delta > 0) {
251 qtrx->qt_blk_res_used += (ulong)delta;
252 ASSERT(qtrx->qt_blk_res >= qtrx->qt_blk_res_used);
254 qtrx->qt_bcount_delta += delta;
257 case XFS_TRANS_DQ_DELBCOUNT:
258 qtrx->qt_delbcnt_delta += delta;
264 case XFS_TRANS_DQ_ICOUNT:
265 if (qtrx->qt_ino_res && delta > 0) {
266 qtrx->qt_ino_res_used += (ulong)delta;
267 ASSERT(qtrx->qt_ino_res >= qtrx->qt_ino_res_used);
269 qtrx->qt_icount_delta += delta;
275 case XFS_TRANS_DQ_RES_RTBLKS:
276 qtrx->qt_rtblk_res += (ulong)delta;
282 case XFS_TRANS_DQ_RTBCOUNT:
283 if (qtrx->qt_rtblk_res && delta > 0) {
284 qtrx->qt_rtblk_res_used += (ulong)delta;
285 ASSERT(qtrx->qt_rtblk_res >= qtrx->qt_rtblk_res_used);
287 qtrx->qt_rtbcount_delta += delta;
290 case XFS_TRANS_DQ_DELRTBCOUNT:
291 qtrx->qt_delrtb_delta += delta;
297 tp->t_flags |= XFS_TRANS_DQ_DIRTY;
302 * Given an array of dqtrx structures, lock all the dquots associated and join
303 * them to the transaction, provided they have been modified. We know that the
304 * highest number of dquots of one type - usr, grp OR prj - involved in a
305 * transaction is 2 so we don't need to make this very generic.
308 xfs_trans_dqlockedjoin(
312 ASSERT(q[0].qt_dquot != NULL);
313 if (q[1].qt_dquot == NULL) {
314 xfs_dqlock(q[0].qt_dquot);
315 xfs_trans_dqjoin(tp, q[0].qt_dquot);
317 ASSERT(XFS_QM_TRANS_MAXDQS == 2);
318 xfs_dqlock2(q[0].qt_dquot, q[1].qt_dquot);
319 xfs_trans_dqjoin(tp, q[0].qt_dquot);
320 xfs_trans_dqjoin(tp, q[1].qt_dquot);
326 * Called by xfs_trans_commit() and similar in spirit to
327 * xfs_trans_apply_sb_deltas().
328 * Go thru all the dquots belonging to this transaction and modify the
329 * INCORE dquot to reflect the actual usages.
330 * Unreserve just the reservations done by this transaction.
331 * dquot is still left locked at exit.
334 xfs_trans_apply_dquot_deltas(
335 struct xfs_trans *tp)
338 struct xfs_dquot *dqp;
339 struct xfs_dqtrx *qtrx, *qa;
340 struct xfs_disk_dquot *d;
344 if (!(tp->t_flags & XFS_TRANS_DQ_DIRTY))
347 ASSERT(tp->t_dqinfo);
348 for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
349 qa = tp->t_dqinfo->dqs[j];
350 if (qa[0].qt_dquot == NULL)
354 * Lock all of the dquots and join them to the transaction.
356 xfs_trans_dqlockedjoin(tp, qa);
358 for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
361 * The array of dquots is filled
362 * sequentially, not sparsely.
364 if ((dqp = qtrx->qt_dquot) == NULL)
367 ASSERT(XFS_DQ_IS_LOCKED(dqp));
368 ASSERT(dqp->q_transp == tp);
371 * adjust the actual number of blocks used
376 * The issue here is - sometimes we don't make a blkquota
377 * reservation intentionally to be fair to users
378 * (when the amount is small). On the other hand,
379 * delayed allocs do make reservations, but that's
380 * outside of a transaction, so we have no
381 * idea how much was really reserved.
382 * So, here we've accumulated delayed allocation blks and
383 * non-delay blks. The assumption is that the
384 * delayed ones are always reserved (outside of a
385 * transaction), and the others may or may not have
386 * quota reservations.
388 totalbdelta = qtrx->qt_bcount_delta +
389 qtrx->qt_delbcnt_delta;
390 totalrtbdelta = qtrx->qt_rtbcount_delta +
391 qtrx->qt_delrtb_delta;
394 ASSERT(be64_to_cpu(d->d_bcount) >=
397 if (totalrtbdelta < 0)
398 ASSERT(be64_to_cpu(d->d_rtbcount) >=
401 if (qtrx->qt_icount_delta < 0)
402 ASSERT(be64_to_cpu(d->d_icount) >=
403 -qtrx->qt_icount_delta);
406 be64_add_cpu(&d->d_bcount, (xfs_qcnt_t)totalbdelta);
408 if (qtrx->qt_icount_delta)
409 be64_add_cpu(&d->d_icount, (xfs_qcnt_t)qtrx->qt_icount_delta);
412 be64_add_cpu(&d->d_rtbcount, (xfs_qcnt_t)totalrtbdelta);
415 * Get any default limits in use.
416 * Start/reset the timer(s) if needed.
419 xfs_qm_adjust_dqlimits(tp->t_mountp, dqp);
420 xfs_qm_adjust_dqtimers(tp->t_mountp, d);
423 dqp->dq_flags |= XFS_DQ_DIRTY;
425 * add this to the list of items to get logged
427 xfs_trans_log_dquot(tp, dqp);
429 * Take off what's left of the original reservation.
430 * In case of delayed allocations, there's no
431 * reservation that a transaction structure knows of.
433 if (qtrx->qt_blk_res != 0) {
434 if (qtrx->qt_blk_res != qtrx->qt_blk_res_used) {
435 if (qtrx->qt_blk_res >
436 qtrx->qt_blk_res_used)
437 dqp->q_res_bcount -= (xfs_qcnt_t)
439 qtrx->qt_blk_res_used);
441 dqp->q_res_bcount -= (xfs_qcnt_t)
442 (qtrx->qt_blk_res_used -
447 * These blks were never reserved, either inside
448 * a transaction or outside one (in a delayed
449 * allocation). Also, this isn't always a
450 * negative number since we sometimes
451 * deliberately skip quota reservations.
453 if (qtrx->qt_bcount_delta) {
455 (xfs_qcnt_t)qtrx->qt_bcount_delta;
459 * Adjust the RT reservation.
461 if (qtrx->qt_rtblk_res != 0) {
462 if (qtrx->qt_rtblk_res != qtrx->qt_rtblk_res_used) {
463 if (qtrx->qt_rtblk_res >
464 qtrx->qt_rtblk_res_used)
465 dqp->q_res_rtbcount -= (xfs_qcnt_t)
466 (qtrx->qt_rtblk_res -
467 qtrx->qt_rtblk_res_used);
469 dqp->q_res_rtbcount -= (xfs_qcnt_t)
470 (qtrx->qt_rtblk_res_used -
474 if (qtrx->qt_rtbcount_delta)
475 dqp->q_res_rtbcount +=
476 (xfs_qcnt_t)qtrx->qt_rtbcount_delta;
480 * Adjust the inode reservation.
482 if (qtrx->qt_ino_res != 0) {
483 ASSERT(qtrx->qt_ino_res >=
484 qtrx->qt_ino_res_used);
485 if (qtrx->qt_ino_res > qtrx->qt_ino_res_used)
486 dqp->q_res_icount -= (xfs_qcnt_t)
488 qtrx->qt_ino_res_used);
490 if (qtrx->qt_icount_delta)
492 (xfs_qcnt_t)qtrx->qt_icount_delta;
495 ASSERT(dqp->q_res_bcount >=
496 be64_to_cpu(dqp->q_core.d_bcount));
497 ASSERT(dqp->q_res_icount >=
498 be64_to_cpu(dqp->q_core.d_icount));
499 ASSERT(dqp->q_res_rtbcount >=
500 be64_to_cpu(dqp->q_core.d_rtbcount));
506 * Release the reservations, and adjust the dquots accordingly.
507 * This is called only when the transaction is being aborted. If by
508 * any chance we have done dquot modifications incore (ie. deltas) already,
509 * we simply throw those away, since that's the expected behavior
510 * when a transaction is curtailed without a commit.
513 xfs_trans_unreserve_and_mod_dquots(
518 xfs_dqtrx_t *qtrx, *qa;
521 if (!tp->t_dqinfo || !(tp->t_flags & XFS_TRANS_DQ_DIRTY))
524 for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
525 qa = tp->t_dqinfo->dqs[j];
527 for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
530 * We assume that the array of dquots is filled
531 * sequentially, not sparsely.
533 if ((dqp = qtrx->qt_dquot) == NULL)
536 * Unreserve the original reservation. We don't care
537 * about the number of blocks used field, or deltas.
538 * Also we don't bother to zero the fields.
541 if (qtrx->qt_blk_res) {
545 (xfs_qcnt_t)qtrx->qt_blk_res;
547 if (qtrx->qt_ino_res) {
553 (xfs_qcnt_t)qtrx->qt_ino_res;
556 if (qtrx->qt_rtblk_res) {
561 dqp->q_res_rtbcount -=
562 (xfs_qcnt_t)qtrx->qt_rtblk_res;
573 struct xfs_mount *mp,
574 struct xfs_dquot *dqp,
577 /* no warnings for project quotas - we just return ENOSPC later */
578 if (dqp->dq_flags & XFS_DQ_PROJ)
580 quota_send_warning(make_kqid(&init_user_ns,
581 (dqp->dq_flags & XFS_DQ_USER) ?
583 be32_to_cpu(dqp->q_core.d_id)),
584 mp->m_super->s_dev, type);
588 * This reserves disk blocks and inodes against a dquot.
589 * Flags indicate if the dquot is to be locked here and also
590 * if the blk reservation is for RT or regular blocks.
591 * Sending in XFS_QMOPT_FORCE_RES flag skips the quota check.
602 xfs_qcnt_t hardlimit;
603 xfs_qcnt_t softlimit;
605 xfs_qwarncnt_t warns;
606 xfs_qwarncnt_t warnlimit;
607 xfs_qcnt_t total_count;
608 xfs_qcnt_t *resbcountp;
609 xfs_quotainfo_t *q = mp->m_quotainfo;
614 if (flags & XFS_TRANS_DQ_RES_BLKS) {
615 hardlimit = be64_to_cpu(dqp->q_core.d_blk_hardlimit);
617 hardlimit = q->qi_bhardlimit;
618 softlimit = be64_to_cpu(dqp->q_core.d_blk_softlimit);
620 softlimit = q->qi_bsoftlimit;
621 timer = be32_to_cpu(dqp->q_core.d_btimer);
622 warns = be16_to_cpu(dqp->q_core.d_bwarns);
623 warnlimit = dqp->q_mount->m_quotainfo->qi_bwarnlimit;
624 resbcountp = &dqp->q_res_bcount;
626 ASSERT(flags & XFS_TRANS_DQ_RES_RTBLKS);
627 hardlimit = be64_to_cpu(dqp->q_core.d_rtb_hardlimit);
629 hardlimit = q->qi_rtbhardlimit;
630 softlimit = be64_to_cpu(dqp->q_core.d_rtb_softlimit);
632 softlimit = q->qi_rtbsoftlimit;
633 timer = be32_to_cpu(dqp->q_core.d_rtbtimer);
634 warns = be16_to_cpu(dqp->q_core.d_rtbwarns);
635 warnlimit = dqp->q_mount->m_quotainfo->qi_rtbwarnlimit;
636 resbcountp = &dqp->q_res_rtbcount;
639 if ((flags & XFS_QMOPT_FORCE_RES) == 0 &&
641 ((XFS_IS_UQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISUDQ(dqp)) ||
642 (XFS_IS_GQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISGDQ(dqp)) ||
643 (XFS_IS_PQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISPDQ(dqp)))) {
646 * dquot is locked already. See if we'd go over the
647 * hardlimit or exceed the timelimit if we allocate
650 total_count = *resbcountp + nblks;
651 if (hardlimit && total_count > hardlimit) {
652 xfs_quota_warn(mp, dqp, QUOTA_NL_BHARDWARN);
655 if (softlimit && total_count > softlimit) {
656 if ((timer != 0 && get_seconds() > timer) ||
657 (warns != 0 && warns >= warnlimit)) {
658 xfs_quota_warn(mp, dqp,
659 QUOTA_NL_BSOFTLONGWARN);
663 xfs_quota_warn(mp, dqp, QUOTA_NL_BSOFTWARN);
667 total_count = be64_to_cpu(dqp->q_core.d_icount) + ninos;
668 timer = be32_to_cpu(dqp->q_core.d_itimer);
669 warns = be16_to_cpu(dqp->q_core.d_iwarns);
670 warnlimit = dqp->q_mount->m_quotainfo->qi_iwarnlimit;
671 hardlimit = be64_to_cpu(dqp->q_core.d_ino_hardlimit);
673 hardlimit = q->qi_ihardlimit;
674 softlimit = be64_to_cpu(dqp->q_core.d_ino_softlimit);
676 softlimit = q->qi_isoftlimit;
678 if (hardlimit && total_count > hardlimit) {
679 xfs_quota_warn(mp, dqp, QUOTA_NL_IHARDWARN);
682 if (softlimit && total_count > softlimit) {
683 if ((timer != 0 && get_seconds() > timer) ||
684 (warns != 0 && warns >= warnlimit)) {
685 xfs_quota_warn(mp, dqp,
686 QUOTA_NL_ISOFTLONGWARN);
689 xfs_quota_warn(mp, dqp, QUOTA_NL_ISOFTWARN);
695 * Change the reservation, but not the actual usage.
696 * Note that q_res_bcount = q_core.d_bcount + resv
698 (*resbcountp) += (xfs_qcnt_t)nblks;
700 dqp->q_res_icount += (xfs_qcnt_t)ninos;
703 * note the reservation amt in the trans struct too,
704 * so that the transaction knows how much was reserved by
705 * it against this particular dquot.
706 * We don't do this when we are reserving for a delayed allocation,
707 * because we don't have the luxury of a transaction envelope then.
710 ASSERT(tp->t_dqinfo);
711 ASSERT(flags & XFS_QMOPT_RESBLK_MASK);
713 xfs_trans_mod_dquot(tp, dqp,
714 flags & XFS_QMOPT_RESBLK_MASK,
717 xfs_trans_mod_dquot(tp, dqp,
718 XFS_TRANS_DQ_RES_INOS,
721 ASSERT(dqp->q_res_bcount >= be64_to_cpu(dqp->q_core.d_bcount));
722 ASSERT(dqp->q_res_rtbcount >= be64_to_cpu(dqp->q_core.d_rtbcount));
723 ASSERT(dqp->q_res_icount >= be64_to_cpu(dqp->q_core.d_icount));
730 if (flags & XFS_QMOPT_ENOSPC)
737 * Given dquot(s), make disk block and/or inode reservations against them.
738 * The fact that this does the reservation against user, group and
739 * project quotas is important, because this follows a all-or-nothing
742 * flags = XFS_QMOPT_FORCE_RES evades limit enforcement. Used by chown.
743 * XFS_QMOPT_ENOSPC returns ENOSPC not EDQUOT. Used by pquota.
744 * XFS_TRANS_DQ_RES_BLKS reserves regular disk blocks
745 * XFS_TRANS_DQ_RES_RTBLKS reserves realtime disk blocks
746 * dquots are unlocked on return, if they were not locked by caller.
749 xfs_trans_reserve_quota_bydquots(
750 struct xfs_trans *tp,
751 struct xfs_mount *mp,
752 struct xfs_dquot *udqp,
753 struct xfs_dquot *gdqp,
754 struct xfs_dquot *pdqp,
761 if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
764 if (tp && tp->t_dqinfo == NULL)
765 xfs_trans_alloc_dqinfo(tp);
767 ASSERT(flags & XFS_QMOPT_RESBLK_MASK);
770 error = xfs_trans_dqresv(tp, mp, udqp, nblks, ninos,
771 (flags & ~XFS_QMOPT_ENOSPC));
777 error = xfs_trans_dqresv(tp, mp, gdqp, nblks, ninos, flags);
783 error = xfs_trans_dqresv(tp, mp, pdqp, nblks, ninos, flags);
789 * Didn't change anything critical, so, no need to log
794 flags |= XFS_QMOPT_FORCE_RES;
796 xfs_trans_dqresv(tp, mp, gdqp, -nblks, -ninos, flags);
798 flags |= XFS_QMOPT_FORCE_RES;
800 xfs_trans_dqresv(tp, mp, udqp, -nblks, -ninos, flags);
806 * Lock the dquot and change the reservation if we can.
807 * This doesn't change the actual usage, just the reservation.
808 * The inode sent in is locked.
811 xfs_trans_reserve_quota_nblks(
812 struct xfs_trans *tp,
813 struct xfs_inode *ip,
818 struct xfs_mount *mp = ip->i_mount;
820 if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
822 if (XFS_IS_PQUOTA_ON(mp))
823 flags |= XFS_QMOPT_ENOSPC;
825 ASSERT(!xfs_is_quota_inode(&mp->m_sb, ip->i_ino));
827 ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
828 ASSERT((flags & ~(XFS_QMOPT_FORCE_RES | XFS_QMOPT_ENOSPC)) ==
829 XFS_TRANS_DQ_RES_RTBLKS ||
830 (flags & ~(XFS_QMOPT_FORCE_RES | XFS_QMOPT_ENOSPC)) ==
831 XFS_TRANS_DQ_RES_BLKS);
834 * Reserve nblks against these dquots, with trans as the mediator.
836 return xfs_trans_reserve_quota_bydquots(tp, mp,
837 ip->i_udquot, ip->i_gdquot,
839 nblks, ninos, flags);
843 * This routine is called to allocate a quotaoff log item.
846 xfs_trans_get_qoff_item(
848 xfs_qoff_logitem_t *startqoff,
851 xfs_qoff_logitem_t *q;
855 q = xfs_qm_qoff_logitem_init(tp->t_mountp, startqoff, flags);
859 * Get a log_item_desc to point at the new item.
861 xfs_trans_add_item(tp, &q->qql_item);
867 * This is called to mark the quotaoff logitem as needing
868 * to be logged when the transaction is committed. The logitem must
869 * already be associated with the given transaction.
872 xfs_trans_log_quotaoff_item(
874 xfs_qoff_logitem_t *qlp)
876 tp->t_flags |= XFS_TRANS_DIRTY;
877 qlp->qql_item.li_desc->lid_flags |= XFS_LID_DIRTY;
881 xfs_trans_alloc_dqinfo(
884 tp->t_dqinfo = kmem_zone_zalloc(xfs_qm_dqtrxzone, KM_SLEEP);
888 xfs_trans_free_dqinfo(
893 kmem_zone_free(xfs_qm_dqtrxzone, tp->t_dqinfo);